EGFR Activation (image) DOE/Lawrence Berkeley National Laboratory Caption This shows a structural coupling that allows intracellular kinase domains to undergo dimerization is a key to EGFR activation. Credit Jay Groves, et. al, Berkeley Lab Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.